Renault Trafic 3 Vauxhall Vivaro B 1.6 Diesel Power Steering Pump 491100616R

Renault Trafic 3 Vauxhall Vivaro B 1.6 Diesel Power Steering Pump is an original steering system component designed for diesel-powered vehicles. It ensures stable pressure within the power steering system, which translates into precise handling and comfortable maneuvering even when the vehicle is fully loaded. This is the solution for users looking for a proven power steering pump matched to the specifics of the 1.6 Diesel unit.

Specifications and technical data

• SKU: 491100616R-1
• Mark: Renault
• Condition: Used
• OEM Part Number: 491100616R
• Substitutable numbers: 491100616R, 93457191
• Fuel type: Diesel
• Category: Power Steering Pumps

Purpose and role in the steering system

The presented power steering pump is a hydraulic system component responsible for generating power steering fluid pressure, which significantly reduces the force required to turn the steering wheel. In commercial vehicles such as the Renault Trafic 3 and Vauxhall Vivaro B with a 1.6 Diesel engine, this is crucial when maneuvering in the city, parking, and driving with a load.

A properly selected power steering pump reduces the risk of uneven system operation, steering wheel jerking, and excessive load on the steering gear. Correct operating pressure also affects the durability of other system components, such as hoses, the steering rack, or the fluid reservoir.

Benefits of using an OEM power steering pump

Using an original pump in Renault and Vauxhall vehicles ensures:

• maintenance of factory steering system performance parameters,
• proper compatibility with the 1.6 diesel engine,
• correct fitment for mounts and hydraulic lines,
• stable operation during long-term use in both city and highway conditions.

As a result, the driver receives predictable steering response, which is important for both safety and driving comfort in the daily operation of a commercial vehicle.

Operational characteristics for the Diesel engine

In vehicles with a diesel unit, the power steering system is exposed to long-term loads resulting from typical driving styles – frequent routes, working under load, and high mileage. A power steering pump adapted for a Diesel engine should provide:

• stable pressure across a wide RPM range,
• adequate efficiency at low temperatures,
• resistance to long-term operation in the elevated temperatures of the engine bay.

Selecting a component that complies with factory parameters minimizes the risk of noise, pressure drops, or overheating of the power steering fluid, which translates into more predictable and smoother system operation.

Condition, selection, and installation

The pump comes from the Power steering pumps category and is intended for reinstallation after prior verification of compatibility with the specific vehicle version. Before purchasing, it is recommended to compare the parameters with the currently installed component and consult a mechanic or technical advisor to ensure full compatibility with the steering system of the given vehicle.

During installation, it is worth paying attention to:

• proper system bleeding after replacement,
• checking the condition of hoses and seals,
• using power steering fluid with the specifications recommended by the vehicle manufacturer.

This approach allows you to fully utilize the pump's potential and reduce the risk of needing further repairs in the near future.

System expansion and related components

If you are planning a comprehensive repair or upgrade of the steering system area in your Renault and need other elements from the same group, such as additional pumps, hoses, or fluid reservoirs, check the available parts in the Renault Power steering pumps category.

To better understand the relationships between pumps, the fuel system, and diesel engine load, as well as the correct selection of components by identification numbers, it is worth checking out our guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. This will help you plan the service of the entire powertrain in your vehicle more easily.